Expansion of e.g.f. exp(Sum_{k>=1} psi(k)*x^k/k!), where psi() is the Dedekind psi function (A001615).

A301511

Expansion of e.g.f. exp(Sum_{k>=1} psi(k)*x^k/k!), where psi() is the Dedekind psi function (A001615).

Terms

    a(0) =1a(1) =1a(2) =4a(3) =14a(4) =68a(5) =362a(6) =2224a(7) =14940a(8) =110348a(9) =878600a(10) =7518002a(11) =68529122a(12) =662709832a(13) =6764329158a(14) =72622813172a(15) =817239648500

External references